Slot machines have come a long way from the 50-foot-long mechanical setups...

https://lorenzosnewblogs.nexorafield.com/posts/why-do-mobile-slots-need-bigger-buttons-than-you-expect

Slot machines have come a long way from the 50-foot-long mechanical setups found in old casinos. Today, you can enjoy the same games on a phone screen that’s just 6 inches across